-1 < 2x - 5 < 1
2x - 5 > -1 dan 2x - 5 < 1
2x - 5 > -1
2x > -1 + 5
2x > 4
x > 4/2
x > 2
2x - 5 < 1
2x < 1 + 5
2x < 6
x < 6/2
x < 3
maka nilai x = 2 dan 3
[tex] - - - - - - - - - - - - - - - - [/tex]
x > 5/2
maka nilai x = 5/2
[Aw]
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-1 < 2x - 5 < 1
2x - 5 > -1 dan 2x - 5 < 1
2x - 5 > -1
2x > -1 + 5
2x > 4
x > 4/2
x > 2
2x - 5 < 1
2x < 1 + 5
2x < 6
x < 6/2
x < 3
maka nilai x = 2 dan 3
[tex] - - - - - - - - - - - - - - - - [/tex]
x > 5/2
maka nilai x = 5/2
[Aw]